High severity · published Oct 17, 2022
CVE-2022-3550
X.org Server xkb.c _GetCountedString buffer overflow
8.8
CVSS
2%
EPSS
No
On KEV
Description
A vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function _GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211051.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
Server · X.org
All versions, or not specified · source: vendor
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
FE
Fedora · Fedoraproject
35; 36; 37 · source: NVD
XS
X Server · X.org
before 21.1.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-3550
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-3550
Mailing List
https://cgit.freedesktop.org/xorg/xserver/commit/?id=11beef0b7f1ed290348e45618e5fa0d2bffcb72e
Mailing List
https://lists.debian.org/debian-lts-announce/2022/11/msg00012.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3QTPFVGYTOY4EWTJEBH3YGDTTU57FZAK/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IOEDFBYPSE3EMVHTEFCVEJD2R2Y5F2A5/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OXZZ6JBDBVBYPDI6DUTY6N36GNW37YHK/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X7W3NXSYK4P3XCZQBI3U6UWP4DPZIMRZ/
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